Using KEYLESS-GO to start the engine

As long as the SmartKey is in your vehicle, the WARNING
As long as the SmartKey is in your vehicle, the vehicle can be started. Therefore, never leave children unattended in the vehicle, as they could otherwise accidentally start the engine.
When leaving the vehicle, always take the SmartKey with you and lock the vehicle. Do not leave children unattended in the vehicle, or with access to an unlocked vehicle. A child's unsupervised access to a vehicle could result in an accident and/or serious personal injury.

The Start/Stop button can be used to The Start/Stop button can be used to start the vehicle without inserting the SmartKey into the ignition lock. The Start/ Stop button must be inserted into the ignition lock and the SmartKey must be in the vehicle.

- Depress the brake pedal and keep it depressed.
- To start a gasoline engine: press the Start/Stop button once.
The engine starts.
- To start a diesel engine: press the Start/Stop button once.
Preglow is activated and the engine starts.

    See also:

    Adjusting the rear seat electrically
    You can only adjust the outer seats in the rear electrically. 1 Seat cushion angle 2 Backrest angle 3 Folding the head restraint up or back 4 Head restraint angle 5 Seat fore-and-aft ...

    Making adjustments in 1 mph (Canada:

    1 km/h) increments
    Briefly press the cruise control lever to the pressure point, up 1 for a higher speed or down 2 for a lower speed. The last speed stored is increased or reduced. ...

    Front-end structure: crumple zone on four levels
    Compared to the previous model series, the Mercedes engineers have further enlarged the deformation zones substantially in the front and rear sections of the new CLS, as well as improving the ener ...